428 lines
12 KiB
PHP
Executable File
428 lines
12 KiB
PHP
Executable File
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Search_Lucene
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* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Interface.php 20096 2010-01-06 02:05:09Z bkarwin $
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*/
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/**
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* Zend_Search_Lucene_Index_TermsStream_Interface
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*/
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require_once 'Zend/Search/Lucene/Index/TermsStream/Interface.php';
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/**
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* Classes used within Zend_Search_Lucene_Interface API
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*/
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/**
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* Zend_Search_Lucene_Document
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*/
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require_once 'Zend/Search/Lucene/Document.php';
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/**
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* Zend_Search_Lucene_Index_Term
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*/
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require_once 'Zend/Search/Lucene/Index/Term.php';
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/**
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* Zend_Search_Lucene_Index_DocsFilter
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*/
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require_once 'Zend/Search/Lucene/Index/DocsFilter.php';
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/**
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* @category Zend
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* @package Zend_Search_Lucene
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* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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interface Zend_Search_Lucene_Interface extends Zend_Search_Lucene_Index_TermsStream_Interface
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{
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/**
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* Get current generation number
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*
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* Returns generation number
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* 0 means pre-2.1 index format
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* -1 means there are no segments files.
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*
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* @param Zend_Search_Lucene_Storage_Directory $directory
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* @return integer
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* @throws Zend_Search_Lucene_Exception
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*/
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public static function getActualGeneration(Zend_Search_Lucene_Storage_Directory $directory);
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/**
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* Get segments file name
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*
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* @param integer $generation
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* @return string
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*/
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public static function getSegmentFileName($generation);
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/**
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* Get index format version
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*
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* @return integer
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*/
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public function getFormatVersion();
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/**
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* Set index format version.
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* Index is converted to this format at the nearest upfdate time
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*
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* @param int $formatVersion
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* @throws Zend_Search_Lucene_Exception
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*/
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public function setFormatVersion($formatVersion);
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/**
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* Returns the Zend_Search_Lucene_Storage_Directory instance for this index.
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*
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* @return Zend_Search_Lucene_Storage_Directory
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*/
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public function getDirectory();
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/**
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* Returns the total number of documents in this index (including deleted documents).
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*
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* @return integer
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*/
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public function count();
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/**
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* Returns one greater than the largest possible document number.
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* This may be used to, e.g., determine how big to allocate a structure which will have
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* an element for every document number in an index.
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*
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* @return integer
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*/
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public function maxDoc();
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/**
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* Returns the total number of non-deleted documents in this index.
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*
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* @return integer
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*/
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public function numDocs();
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/**
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* Checks, that document is deleted
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*
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* @param integer $id
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* @return boolean
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* @throws Zend_Search_Lucene_Exception Exception is thrown if $id is out of the range
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*/
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public function isDeleted($id);
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/**
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* Set default search field.
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*
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* Null means, that search is performed through all fields by default
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*
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* Default value is null
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*
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* @param string $fieldName
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*/
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public static function setDefaultSearchField($fieldName);
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/**
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* Get default search field.
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*
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* Null means, that search is performed through all fields by default
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*
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* @return string
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*/
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public static function getDefaultSearchField();
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/**
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* Set result set limit.
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*
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* 0 (default) means no limit
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*
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* @param integer $limit
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*/
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public static function setResultSetLimit($limit);
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/**
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* Set result set limit.
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*
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* 0 means no limit
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*
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* @return integer
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*/
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public static function getResultSetLimit();
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/**
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* Retrieve index maxBufferedDocs option
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*
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* maxBufferedDocs is a minimal number of documents required before
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* the buffered in-memory documents are written into a new Segment
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*
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* Default value is 10
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*
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* @return integer
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*/
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public function getMaxBufferedDocs();
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/**
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* Set index maxBufferedDocs option
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*
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* maxBufferedDocs is a minimal number of documents required before
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* the buffered in-memory documents are written into a new Segment
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*
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* Default value is 10
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*
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* @param integer $maxBufferedDocs
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*/
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public function setMaxBufferedDocs($maxBufferedDocs);
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/**
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* Retrieve index maxMergeDocs option
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*
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* maxMergeDocs is a largest number of documents ever merged by addDocument().
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* Small values (e.g., less than 10,000) are best for interactive indexing,
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* as this limits the length of pauses while indexing to a few seconds.
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* Larger values are best for batched indexing and speedier searches.
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*
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* Default value is PHP_INT_MAX
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*
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* @return integer
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*/
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public function getMaxMergeDocs();
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/**
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* Set index maxMergeDocs option
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*
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* maxMergeDocs is a largest number of documents ever merged by addDocument().
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* Small values (e.g., less than 10,000) are best for interactive indexing,
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* as this limits the length of pauses while indexing to a few seconds.
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* Larger values are best for batched indexing and speedier searches.
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*
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* Default value is PHP_INT_MAX
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*
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* @param integer $maxMergeDocs
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*/
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public function setMaxMergeDocs($maxMergeDocs);
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/**
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* Retrieve index mergeFactor option
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*
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* mergeFactor determines how often segment indices are merged by addDocument().
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* With smaller values, less RAM is used while indexing,
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* and searches on unoptimized indices are faster,
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* but indexing speed is slower.
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* With larger values, more RAM is used during indexing,
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* and while searches on unoptimized indices are slower,
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* indexing is faster.
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* Thus larger values (> 10) are best for batch index creation,
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* and smaller values (< 10) for indices that are interactively maintained.
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*
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* Default value is 10
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*
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* @return integer
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*/
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public function getMergeFactor();
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/**
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* Set index mergeFactor option
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*
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* mergeFactor determines how often segment indices are merged by addDocument().
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* With smaller values, less RAM is used while indexing,
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* and searches on unoptimized indices are faster,
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* but indexing speed is slower.
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* With larger values, more RAM is used during indexing,
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* and while searches on unoptimized indices are slower,
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* indexing is faster.
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* Thus larger values (> 10) are best for batch index creation,
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* and smaller values (< 10) for indices that are interactively maintained.
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*
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* Default value is 10
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*
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* @param integer $maxMergeDocs
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*/
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public function setMergeFactor($mergeFactor);
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/**
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* Performs a query against the index and returns an array
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* of Zend_Search_Lucene_Search_QueryHit objects.
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* Input is a string or Zend_Search_Lucene_Search_Query.
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*
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* @param mixed $query
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* @return array Zend_Search_Lucene_Search_QueryHit
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* @throws Zend_Search_Lucene_Exception
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*/
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public function find($query);
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/**
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* Returns a list of all unique field names that exist in this index.
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*
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* @param boolean $indexed
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* @return array
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*/
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public function getFieldNames($indexed = false);
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/**
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* Returns a Zend_Search_Lucene_Document object for the document
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* number $id in this index.
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*
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* @param integer|Zend_Search_Lucene_Search_QueryHit $id
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* @return Zend_Search_Lucene_Document
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*/
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public function getDocument($id);
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/**
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* Returns true if index contain documents with specified term.
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*
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* Is used for query optimization.
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*
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* @param Zend_Search_Lucene_Index_Term $term
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* @return boolean
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*/
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public function hasTerm(Zend_Search_Lucene_Index_Term $term);
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/**
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* Returns IDs of all the documents containing term.
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*
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* @param Zend_Search_Lucene_Index_Term $term
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* @param Zend_Search_Lucene_Index_DocsFilter|null $docsFilter
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* @return array
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*/
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public function termDocs(Zend_Search_Lucene_Index_Term $term, $docsFilter = null);
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/**
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* Returns documents filter for all documents containing term.
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*
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* It performs the same operation as termDocs, but return result as
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* Zend_Search_Lucene_Index_DocsFilter object
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*
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* @param Zend_Search_Lucene_Index_Term $term
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* @param Zend_Search_Lucene_Index_DocsFilter|null $docsFilter
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* @return Zend_Search_Lucene_Index_DocsFilter
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*/
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public function termDocsFilter(Zend_Search_Lucene_Index_Term $term, $docsFilter = null);
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/**
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* Returns an array of all term freqs.
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* Return array structure: array( docId => freq, ...)
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*
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* @param Zend_Search_Lucene_Index_Term $term
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* @param Zend_Search_Lucene_Index_DocsFilter|null $docsFilter
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* @return integer
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*/
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public function termFreqs(Zend_Search_Lucene_Index_Term $term, $docsFilter = null);
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/**
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* Returns an array of all term positions in the documents.
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* Return array structure: array( docId => array( pos1, pos2, ...), ...)
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*
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* @param Zend_Search_Lucene_Index_Term $term
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* @param Zend_Search_Lucene_Index_DocsFilter|null $docsFilter
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* @return array
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*/
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public function termPositions(Zend_Search_Lucene_Index_Term $term, $docsFilter = null);
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/**
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* Returns the number of documents in this index containing the $term.
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*
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* @param Zend_Search_Lucene_Index_Term $term
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* @return integer
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*/
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public function docFreq(Zend_Search_Lucene_Index_Term $term);
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/**
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* Retrive similarity used by index reader
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*
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* @return Zend_Search_Lucene_Search_Similarity
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*/
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public function getSimilarity();
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/**
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* Returns a normalization factor for "field, document" pair.
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*
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* @param integer $id
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* @param string $fieldName
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* @return float
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*/
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public function norm($id, $fieldName);
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/**
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* Returns true if any documents have been deleted from this index.
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*
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* @return boolean
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*/
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public function hasDeletions();
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/**
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* Deletes a document from the index.
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* $id is an internal document id
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*
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* @param integer|Zend_Search_Lucene_Search_QueryHit $id
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* @throws Zend_Search_Lucene_Exception
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*/
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public function delete($id);
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/**
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* Adds a document to this index.
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*
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* @param Zend_Search_Lucene_Document $document
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*/
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public function addDocument(Zend_Search_Lucene_Document $document);
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/**
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* Commit changes resulting from delete() or undeleteAll() operations.
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*/
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public function commit();
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/**
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* Optimize index.
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*
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* Merges all segments into one
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*/
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public function optimize();
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/**
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* Returns an array of all terms in this index.
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*
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* @return array
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*/
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public function terms();
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/**
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* Undeletes all documents currently marked as deleted in this index.
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*/
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public function undeleteAll();
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/**
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* Add reference to the index object
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*
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* @internal
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*/
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public function addReference();
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/**
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* Remove reference from the index object
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*
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* When reference count becomes zero, index is closed and resources are cleaned up
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*
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* @internal
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*/
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public function removeReference();
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}
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